Griffith Observatory

Ricardo DeAratanha / Los Angeles Times

Griffith Observatory 2800 E. Observatory Road, Los Angeles (213) 473-0800 The domes and telescopes will always be associated with James Dean's iconic "Rebel Without a Cause" knife fight in 1955. Though it's featured in major motion pictures such as "Transformers," restrictions and fees make the observatory difficult for television shoots, according to "Entourage" location manager Bob Lepucki.

Griffith Observatory 2800 E. Observatory Road, Los Angeles (213) 473-0800 The domes and telescopes will always be associated with James Dean's iconic "Rebel Without a Cause" knife fight in 1955. Though it's featured in major motion pictures such as "Transformers," restrictions and fees make the observatory difficult for television shoots, according to "Entourage" location manager Bob Lepucki.